CN219525734U

CN219525734U - Cutting device for winding POF shrink film

Info

Publication number: CN219525734U
Application number: CN202320417629.0U
Authority: CN
Inventors: 鉴学理; 程子娟
Original assignee: Shandong Huaye Packaging Technology Co ltd
Current assignee: Shandong Huaye Packaging Technology Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-08-15
Anticipated expiration: 2033-03-08

Abstract

The utility model discloses a cutting device for winding a POF shrink film, which belongs to the technical field of shrink film processing and comprises a supporting seat and a fixing frame fixed on the surface of the supporting seat, wherein a first hydraulic cylinder is installed on the surface of the fixing frame, a mounting plate is installed at the bottom of a driving rod of the first hydraulic cylinder, a cutter is installed at the bottom of the mounting plate, a fixing pin is installed in the supporting seat, a movable frame is connected with the outer wall of the fixing pin in a sliding manner, a supporting block is installed at the top of the movable frame, a supporting frame is installed on the surface of the supporting seat, an installation box is movably connected in the supporting frame, two positioning plates are movably connected below the installation box, a guide pin is connected in a sliding manner in the positioning plate, a mounting frame is installed at the bottom of the guide pin, and a limiting wheel is connected in the mounting frame in a rotating manner. This cutting device is used in winding of POF shrink film not only can cut the shrink film fast, can compress tightly the shrink film moreover, guarantees the winding quality.

Description

Cutting device for winding POF shrink film

Technical Field

The utility model belongs to the technical field of shrink film processing, and particularly relates to a cutting device for winding a POF shrink film.

Background

POF film is a heat-shrinkable film used mainly for packaging regular and irregular shaped products. The heat-sealing material is nontoxic, environment-friendly, high in transparency, high in shrinkage, good in heat-sealing performance, high in surface glossiness, good in toughness, high in tearing strength, uniform in heat shrinkage, suitable for full-automatic high-speed packaging and the like, and is widely applied to products such as automobile products, plastic products, stationery, books, electronics, circuit boards, MP3, VCDs, artware, photo frames and the like, toys, pesticides, daily necessities, foods, cosmetics, canned beverages, dairy products, medicines, cassette tapes, video tapes and the like.

Reference is made to the Chinese patent grant: winding device for POF shrink film processing, authorized bulletin number: CN210339797U, the utility model is provided with a tension adjusting component, when the shrink film is wound, the height of the guide roller is adjusted by the tension adjusting component, so that the wound shrink film is orderly arranged on the collecting roller, the phenomenon of loose arrangement of the shrink film can not occur, and the practicability of the winding device is further improved. But can not cut the shrink film after the winding is completed rapidly in the use process, thereby influencing the winding efficiency of the shrink film.

Disclosure of Invention

The utility model aims to provide a cutting device for winding a POF shrink film, which is used for solving the problem that the winding efficiency of the shrink film is affected because the shrink film after winding can not be rapidly cut in the using process in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the cutting device for winding the POF shrink film comprises a supporting seat and a fixing frame fixed on the surface of the supporting seat, wherein a first hydraulic cylinder is arranged on the surface of the fixing frame, a mounting plate is arranged at the bottom of a driving rod of the first hydraulic cylinder, a cutter for cutting the POF shrink film is arranged at the bottom of the mounting plate, a fixing pin is arranged in the supporting seat, a movable frame is connected to the outer wall of the fixing pin in a sliding manner, and a supporting block is arranged at the top of the movable frame;

the surface mounting of supporting seat has the support frame, swing joint has the mounting box in the support frame, the below swing joint of mounting box has two locating plates, the guide way has been seted up on the surface of locating plate, and sliding connection has the guide pin in the guide way of locating plate, the mounting bracket is installed to the bottom of guide pin, and the mounting bracket internal rotation is connected with spacing wheel, the outside of guide pin has cup jointed the compression spring who is used for supporting the mounting bracket.

In a further embodiment, the outside of fixed pin cup joints the supporting spring that is used for carrying out the support to the movable frame, fixedly connected with connecting axle in the supporting seat, the outer wall rotation of connecting axle is connected with the catch bar that is used for carrying out the support to the supporting shoe.

In a further embodiment, the bottom wall of the inner cavity of the mounting box is provided with a double-shaft motor, two output ends of the double-shaft motor are fixedly connected with guide screws, and the outer wall of each guide screw is in threaded connection with a connecting rod fixedly connected with the positioning plate.

In a further embodiment, a second hydraulic cylinder is mounted on the surface of the support frame, and a driving rod of the second hydraulic cylinder is fixedly connected with the mounting box.

In a further embodiment, two guide holes are symmetrically formed in the surface of the supporting seat, and a pushing column for pushing the pushing rod is slidably connected in the guide holes in the surface of the supporting seat.

In a further embodiment, two connecting plates are symmetrically fixed on the outer wall of one side of the supporting seat, a rotating motor is installed on the outer wall of one side of the connecting plate, and a winding roller is rotationally connected between the two connecting plates.

The utility model has the technical effects and advantages that:

according to the cutting device for winding the POF shrink film, the mounting plate is driven by the hydraulic cylinder to push the pushing column in the descending process of the mounting plate and the cutter, so that the pushing rod is pushed to rotate, the supporting block is jacked up by the pushing rod to support the shrink film, the cutter is matched, the shrink film can be cut rapidly, and the processing efficiency of the shrink film is improved;

the guide screw is driven to rotate through the double-shaft motor, so that the connecting rod and the locating plate are driven to move, the distance between the two limiting wheels is adjusted according to the requirement of the size of the shrink film, meanwhile, the shrink film can be compressed through the setting of the limiting wheels and the compression spring, the shrink film is prevented from being wrinkled in the moving process of the shrink film, the POF shrink film winding cutting device can be used for rapidly cutting the shrink film, the shrink film can be compressed, and winding quality is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the joint of the support base and the fixing frame of the present utility model;

FIG. 3 is a cross-sectional view of the joint of the support base and the support frame of the present utility model;

fig. 4 is an enlarged view of fig. 3 a in accordance with the present utility model.

In the figure: 1. a support base; 11. a connecting plate; 12. a rotating electric machine; 13. a wind-up roll; 2. a fixing frame; 21. a first hydraulic cylinder; 22. a mounting plate; 23. a cutter; 24. a fixing pin; 25. a moving rack; 26. a support block; 27. a support spring; 28. a push rod; 29. pushing the column; 3. a support frame; 31. a second hydraulic cylinder; 32. a mounting box; 33. a biaxial motor; 34. a lead screw; 35. a connecting rod; 4. a positioning plate; 41. a guide pin; 42. a mounting frame; 43. a limiting wheel; 44. compressing the spring.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.

In order to facilitate rapid cutting of the shrink film in the process of winding the shrink film, and improve the processing efficiency of the shrink film, as shown in fig. 1 and 2, support legs are welded and fixed at four corners of the bottom wall of the support seat 1, two connecting plates 11 are symmetrically welded on the outer wall of the right side of the support seat 1, a rotating motor 12 is mounted on the outer wall of one side of each connecting plate 11 through bolts, a winding roller 13 is rotationally connected between the two connecting plates 11, one end of each winding roller 13 is fixedly connected with an output shaft of the rotating motor 12 through a coupler, and the winding rollers 13 are driven to rotate through the rotating motor 12, so that the shrink film can be wound;

the cavity has been seted up in the supporting seat 1, and the surface welded fastening of supporting seat 1 has mount 2, the surface of mount 2 has hydraulic cylinder one 21 through the bolt mounting, mounting panel 22 is installed through the bolt to the bottom of the actuating lever of hydraulic cylinder one 21, the cutter 23 that is used for cutting the POF shrink film is installed through the bolt to the bottom of mounting panel 22, welded fastening has fixed pin 24 in the supporting seat 1, fixed pin 24's outer wall sliding connection has movable frame 25, and the top of movable frame 25 has supporting shoe 26 through the bolt mounting, the logical groove that supplies supporting shoe 26 to remove is seted up on the surface of supporting seat 1, the outside of fixed pin 24 has cup jointed the supporting spring 27 that is used for carrying out the support to movable frame 25, welded fastening has the connecting axle in the supporting seat 1, the outer wall rotation of connecting axle is connected with the push rod 28 that is used for carrying out the support to supporting shoe 26, two guiding holes have been seted up to the surface symmetry of supporting seat 1, and the guiding hole sliding connection that is used for pushing the push rod 28 on the cutter supporting seat 1 surface has the push post 29, the in-process that drives mounting panel 22 and 23 decline through hydraulic cylinder one 21, 22 extrusion push rod 29, thereby the push rod 28, the support film is carried out to the support plate 26, the quick-lift efficiency, the cut shrink film is realized to the support film to the shrink film, the shrink film is cut to the efficiency is improved.

In order to conveniently compress shrink films of different specifications and ensure rolling quality, as shown in fig. 1, 3 and 4, a support frame 3 is fixedly welded on the surface of a support seat 1, a second hydraulic cylinder 31 is arranged on the surface of the support frame 3 through bolts, a mounting box 32 is arranged at the bottom of a driving rod of the second hydraulic cylinder 31 through bolts, a double-shaft motor 33 is arranged on the bottom wall of an inner cavity of the mounting box 32 through bolts, two output ends of the double-shaft motor 33 are fixedly connected with a guide screw 34 through a coupling, a connecting rod 35 is connected with the outer wall of the guide screw 34 through threads, a limit groove for the movement of the connecting rod 35 is formed in the bottom of the mounting box 32, and when the guide screw 34 rotates, the two connecting rods 35 can be ensured to horizontally move in the mounting box 32, and a positioning plate 4 is fixedly arranged at the bottom of the connecting rod 35 through bolts;

the guide way has been seted up on the surface of locating plate 4, and the sliding connection has guide pin 41 in the guide way of locating plate 4, guide pin 41 is cuboid structure, can avoid guide pin 41 to produce to rock, install mounting bracket 42 through the bolt at the bottom of guide pin 41, and the inside rotation of mounting bracket 42 is connected with spacing wheel 43, the outside of guide pin 41 has cup jointed the compression spring 44 that is used for supporting mounting bracket 42, drive guide screw 34 through biax motor 33 and rotate, thereby drive connecting rod 35 and locating plate 4 and remove, the distance between two spacing wheels 43 is adjusted according to the size of shrink film as required, simultaneously through the setting of spacing wheel 43, cooperate compression spring 44, can compress tightly the shrink film at the in-process that shrink film removed, avoid the shrink film to produce the fold.

The control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming by a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

Working principle:

when the cutting device for winding the POF shrink film is used, one end of the POF shrink film is fixed outside the winding roller 13, the double-shaft motor 33 is started, the double-shaft motor 33 drives the guide screw 34 to rotate, so that the connecting rod 35 and the positioning plate 4 are driven to move, the distance between the two limiting wheels 43 is adjusted according to the size of the shrink film, after the distance between the two limiting wheels 43 is adjusted, the second hydraulic cylinder 31 drives the mounting box 32 to descend, the limiting wheels 43 are pressed on the surface of the shrink film, and the shrink film is pressed by matching with the compression spring 44;

the rotating motor 12 is started, the rotating motor 12 drives the wind-up roller 13 to rotate so as to wind up the shrink film, after the winding of the shrink film is completed, the first hydraulic cylinder 21 is started, the first hydraulic cylinder 21 drives the mounting plate 22 and the cutter 23 to descend, in the descending process of the mounting plate 22, the mounting plate 22 extrudes the pushing column 29 so as to push the pushing rod 28 to rotate, the supporting block 26 is jacked up by the pushing rod 28 so as to support the shrink film, and the cutting of the shrink film is completed rapidly by matching with the cutter 23.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a POF shrink film rolling is with cutting device, includes supporting seat (1) and is fixed in mount (2) on supporting seat (1) surface, its characterized in that: the surface of the fixing frame (2) is provided with a first hydraulic cylinder (21), the bottom of a driving rod of the first hydraulic cylinder (21) is provided with a mounting plate (22), the bottom of the mounting plate (22) is provided with a cutter (23) for cutting the POF shrink film, the supporting seat (1) is internally provided with a fixing pin (24), the outer wall of the fixing pin (24) is slidably connected with a movable frame (25), and the top of the movable frame (25) is provided with a supporting block (26);

the surface mounting of supporting seat (1) has support frame (3), swing joint has install bin (32) in support frame (3), the below swing joint of install bin (32) has two locating plates (4), the guide way has been seted up on the surface of locating plate (4), and sliding connection has guide pin (41) in the guide way of locating plate (4), mounting bracket (42) are installed to the bottom of guide pin (41), and mounting bracket (42) swivelling joint has spacing wheel (43), compression spring (44) that are used for supporting mounting bracket (42) have been cup jointed to the outside of guide pin (41).

2. The cutting device for winding POF shrink film according to claim 1, wherein: the outside of fixed pin (24) cup joints and is used for carrying out supporting spring (27) that support to remove frame (25), fixedly connected with connecting axle in supporting seat (1), the outer wall rotation of connecting axle is connected with catch bar (28) that are used for carrying out supporting to supporting shoe (26).

3. The cutting device for winding POF shrink film according to claim 1, wherein: the double-shaft motor (33) is installed to the diapire of the inner chamber of install bin (32), two output of double-shaft motor (33) are all fixedly connected with lead screw (34), the outer wall threaded connection of lead screw (34) has connecting rod (35) with locating plate (4) fixed connection.

4. The cutting device for winding POF shrink film according to claim 1, wherein: the surface mounting of support frame (3) has pneumatic cylinder two (31), the actuating lever of pneumatic cylinder two (31) with install bin (32) fixed connection.

5. The cutting device for winding POF shrink film according to claim 2, wherein: two guide holes are symmetrically formed in the surface of the supporting seat (1), and a pushing column (29) for pushing the pushing rod (28) is connected in a sliding manner in the guide holes in the surface of the supporting seat (1).

6. The cutting device for winding POF shrink film according to claim 5, wherein: two connecting plates (11) are symmetrically fixed on the outer wall of one side of the supporting seat (1), a rotating motor (12) is installed on the outer wall of one side of the connecting plate (11), and a winding roller (13) is rotationally connected between the two connecting plates (11).